Coolibar UPF 50+ Women's Long Sleeve Polo Shirt - Sun Protective Cotton/Viscose from Bamboo/Spandex Blend Button closure UPF 50+ - protects against 98% of UVA and UVB rays ZnO SUNTECT&reg;: Super soft against the skin, lightweight, cool and comfortable with the highest quality zinc oxide protection Hidden mesh collar ventilation and side slits for ease of movement 25 1/2 inch body length (size medium); Easy care: machine wash, tumble dry; Imported Recommended for: everyday leisure, around the patio, around town or just hanging around, walking the dog, gardening or light yardwork